Exercise kettlebell



FIG. 1 is an isometric view of our novel design;

FIG. 2 is a front view of our novel design, the rear view being identical thereto;

FIG. 3 is a side view of our novel design, the opposite side view being identical thereto;

FIG. 4 is a top view of our novel design; and,

FIG. 5 is a bottom view of our novel design. 

The ornamental design for an exercise kettlebell, as shown and described. 